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High severity8.8NVD Advisory· Published Nov 14, 2018· Updated Jun 17, 2026

CVE-2018-8256

CVE-2018-8256

Description

A remote code execution vulnerability exists when PowerShell improperly handles specially crafted files, aka "Microsoft PowerShell Remote Code Execution Vulnerability." This affects Windows RT 8.1, PowerShell Core 6.0, Microsoft.PowerShell.Archive 1.2.2.0, Windows Server 2016, Windows Server 2012, Windows Server 2008 R2, Windows Server 2019, Windows 7, Windows Server 2012 R2, PowerShell Core 6.1, Windows 10 Servers, Windows 10, Windows 8.1.

Affected products

34
  • Microsoft/Microsoft.PowerShell.Archive2 versions
    cpe:2.3:a:microsoft:microsoft.powershell.archive:1.2.2.0:*:*:*:*:*:*:*+ 1 more
    • cpe:2.3:a:microsoft:microsoft.powershell.archive:1.2.2.0:*:*:*:*:*:*:*
    • (no CPE)range: =1.2.2.0
  • Microsoft/Powershell Core2 versions
    cpe:2.3:a:microsoft:powershell_core:6.0:*:*:*:*:*:*:*+ 1 more
    • cpe:2.3:a:microsoft:powershell_core:6.0:*:*:*:*:*:*:*
    • cpe:2.3:a:microsoft:powershell_core:6.1:*:*:*:*:*:*:*
  • Microsoft/Windows 10 19097 versions
    cpe:2.3:o:microsoft:windows_10:-:*:*:*:*:*:*:*+ 6 more
    • cpe:2.3:o:microsoft:windows_10:-:*:*:*:*:*:*:*
    • cpe:2.3:o:microsoft:windows_10:1607:*:*:*:*:*:*:*
    • cpe:2.3:o:microsoft:windows_10:1703:*:*:*:*:*:*:*
    • cpe:2.3:o:microsoft:windows_10:1709:*:*:*:*:*:*:*
    • cpe:2.3:o:microsoft:windows_10:1803:*:*:*:*:*:*:*
    • cpe:2.3:o:microsoft:windows_10:1809:*:*:*:*:*:*:*
    • (no CPE)range: 32-bit Systems
  • Microsoft/Windows 72 versions
    cpe:2.3:o:microsoft:windows_7:-:sp1:*:*:*:*:*:*+ 1 more
    • cpe:2.3:o:microsoft:windows_7:-:sp1:*:*:*:*:*:*
    • (no CPE)range: 32-bit Systems Service Pack 1
  • Microsoft/Windows 8.12 versions
    cpe:2.3:o:microsoft:windows_8.1:-:*:*:*:*:*:*:*+ 1 more
    • cpe:2.3:o:microsoft:windows_8.1:-:*:*:*:*:*:*:*
    • (no CPE)range: 32-bit systems
  • Microsoft/Windows Rt 8.12 versions
    cpe:2.3:o:microsoft:windows_rt_8.1:-:*:*:*:*:*:*:*+ 1 more
    • cpe:2.3:o:microsoft:windows_rt_8.1:-:*:*:*:*:*:*:*
    • (no CPE)range: Windows RT 8.1
  • Microsoft/Windows Server 20083 versions
    cpe:2.3:o:microsoft:windows_server_2008:r2:sp1:*:*:*:*:itanium:*+ 2 more
    • cpe:2.3:o:microsoft:windows_server_2008:r2:sp1:*:*:*:*:itanium:*
    • cpe:2.3:o:microsoft:windows_server_2008:r2:sp1:*:*:*:*:x64:*
    • (no CPE)range: Itanium-Based Systems Service Pack 1
  • Microsoft/Windows Server 20124 versions
    cpe:2.3:o:microsoft:windows_server_2012:-:*:*:*:*:*:*:*+ 3 more
    • cpe:2.3:o:microsoft:windows_server_2012:-:*:*:*:*:*:*:*
    • cpe:2.3:o:microsoft:windows_server_2012:r2:*:*:*:*:*:*:*
    • (no CPE)range: (Server Core installation)
    • (no CPE)range: (Server Core installation)
  • Microsoft/Windows Server 20164 versions
    cpe:2.3:o:microsoft:windows_server_2016:-:*:*:*:*:*:*:*+ 3 more
    • cpe:2.3:o:microsoft:windows_server_2016:-:*:*:*:*:*:*:*
    • cpe:2.3:o:microsoft:windows_server_2016:1709:*:*:*:*:*:*:*
    • cpe:2.3:o:microsoft:windows_server_2016:1803:*:*:*:*:*:*:*
    • (no CPE)range: (Server Core installation)
  • Microsoft/Windows Server 20192 versions
    cpe:2.3:o:microsoft:windows_server_2019:-:*:*:*:*:*:*:*+ 1 more
    • cpe:2.3:o:microsoft:windows_server_2019:-:*:*:*:*:*:*:*
    • (no CPE)range: (Server Core installation)
  • Microsoft/Powershellllm-fuzzy2 versions
    (expand)+ 1 more
    • (no CPE)
    • (no CPE)range: 6.0
  • Microsoft/Microsoft.PowerShell.Archivev5
    Range: 1.2.2.0
  • Microsoft/Windows Server 2003cpe-rescue
    Range: version 1709 (Server Core Installation)

Patches

Vulnerability mechanics

References

3

News mentions

0

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